American Crow vs Common Ostrich
Corvus brachyrhynchos 비교 대상 Struthio camelus
Side-by-Side Comparison
| 속성 | American Crow | Common Ostrich |
|---|---|---|
| 학명 | Corvus brachyrhynchos | Struthio camelus |
| 목 | Passeriformes | Struthioniformes |
| 과 | Corvidae | Struthionidae |
| 보전 상태 | Least Concern | Least Concern |
| 체장 | 45.0 cm (17.7 in) | 210.0 cm (82.7 in) |
| 날개 폭 | 99.0 cm (39.0 in) | 200.0 cm (78.7 in) |
| 체중 | 450.0 g (15.87 oz) | 100000.0 g (3527.40 oz) |
| 식성 | Highly omnivorous — insects, earthworms, seeds, fruit, eggs, nestlings, carrion, and human food waste. Among … | Omnivorous — plants, seeds, roots, flowers, insects, and small vertebrates. Swallows pebbles to aid digestion … |
| 산란 수 | 3-7 | 2-11 |
| Population Trend | — | — |
Size Comparison
Habitat Comparison
American Crow
Extremely adaptable — found in farmland, open woodland, suburban neighborhoods, parking lots, and urban parks.
Common Ostrich
Open arid and semi-arid habitats including savannas, Sahel, and dry woodlands across Africa.
Song & Call Comparison
American Crow
Classic 'caw-caw-caw' repeated in series. Family groups use distinct dialects. Also gives rattling, knocking, and a short 'cah' flight call. Highly social and vocal.
Common Ostrich
Male produces a surprisingly deep, resonant booming roar — remarkably lion-like. Also gives whistling and hissing sounds. Females and chicks emit softer grunts and squeaks.
Geographic Range & Migration
American Crow
North America from southern Canada through the United States to northern Mexico.
Common Ostrich
Sub-Saharan Africa. Formerly also found in the Middle East and parts of Asia. Farmed worldwide.
보전 상태
American Crow
Common Ostrich
How to Tell Them Apart
American Crow
All black with a slight glossy sheen. Squared-off tail and smooth throat distinguish it from the common raven.
Straight, sturdy black bill smaller than a raven's
Common Ostrich
Males have black body plumage with white wing and tail feathers. Females and immatures are grey-brown. Bare skin on the neck and thighs varies from pink to blue.
Broad, flat bill adapted for an omnivorous diet
About These Birds
American Crow
미국까마귀는 북미에서 가장 친숙하고 지능이 높은 새 중 하나이다. 연구에 따르면 도구를 사용하고, 인간 얼굴을 기억하며, 복잡한 사회 구조를 이룬다. 북미 전역의 다양한 서식지에 적응력이 뛰어나게 서식한다.
Common Ostrich
타조는 세계에서 가장 큰 살아있는 새로, 키가 최대 2.7미터에 달한다. 날지 못하지만 시속 70km까지 달릴 수 있으며 아프리카 사바나와 초원에 서식한다. 세계에서 가장 큰 알을 낳는다.